Alaska Airlines flight AS 423: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri,Sun 21:26 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
AS 423 Non-stop Boeing 737 MAX 9 (7M9) 2:33 Effective 2024-10-27 through 2024-11-01
Sun 21:26 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
AS 423 Non-stop Boeing 737-900 (739) 2:33 Effective 2024-11-03 through 2024-11-17
Mon,Thu,Fri 21:26 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
AS 423 Non-stop Boeing 737 MAX 9 (7M9) 2:33 Effective 2024-11-04 through 2024-11-14
Fri 21:26 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
AS 423 Non-stop Boeing 737-800 (73H) 2:33 Operates only on 2024-11-15
Mon 21:26 Seattle-Tacoma (SEA) 23:59 Ontario, Los Angeles (ONT) 2
AS 423 Non-stop Boeing 737 MAX 9 (7M9) 2:33 Operates only on 2024-11-18
Daily 23:30 Seattle-Tacoma (SEA) 05:28 San Antonio (SAT) A
AS 423 Non-stop Boeing 737 (73J) 3:58 Effective from 2025-03-19
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 423: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Alaska Airlines AS423
21:26
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Effective 2024-10-27 through 2024-11-01
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:33, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS423
21:26
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Effective 2024-11-03 through 2024-11-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:33, non-stop
Boeing 737-900 (739)
Alaska Airlines AS423
21:26
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Effective 2024-11-04 through 2024-11-14
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 2:33, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS423
21:26
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Operates only on 2024-11-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:33, non-stop
Boeing 737-800 (73H)
Alaska Airlines AS423
21:26
Seattle-Tacoma (SEA)

23:59
Ontario, Los Angeles (ONT) 2
Operates only on 2024-11-18
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:33, non-stop
Boeing 737 MAX 9 (7M9)
Alaska Airlines AS423
23:30
Seattle-Tacoma (SEA)

05:28(+1)
San Antonio (SAT) A
Effective from 2025-03-19
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:58, non-stop
Boeing 737 (73J)
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:
  • Seattle-Tacoma (SEA) - Ontario, Los Angeles (ONT)
  • Seattle-Tacoma (SEA) - San Antonio (SAT)
All Alaska Airlines flights
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